![]() ![]() The STS-30 has a 30-amp capacity of 120 volts, making it suitable for most residential projects. Transfer switches with multiple ratings provide greater application flexibility. If you need a whole house transfer switch for portable generators that will cover most small to medium homes, this is the option for you. The UL1008 standard permits transfer switches to be marked with one or more short-circuit and/or short-time WCR’s specific to an overcurrent protection device type. When applying a transfer switch for use in a power distribution system consideration must be given to the withstand closing current rating (WCR) to ensure system integrity and reliability. Non-critical loads are often inhibited or shed from connection to the emergency power source to avoid capacity overload. ![]() The primary ATS handles the day-to-day distribution of electrical power to the load, while the bypass switch serves as a backup or redundant device.Ī bypass isolation transfer switch is frequently selected for use in healthcare and other critical applications because it allows the ATS, and in some cases the bypass switch, to be drawn out and isolated from the power source(s) to facilitate regular maintenance, inspection and testing as prescribed by code (NFPA 110).įacilities with a single utility connection and a single emergency power source will often have an ATS located at the service entrance to ensure that critical loads can quickly and safely shift to emergency power if utility power is interrupted. Our switches easily and safely deliver power from your. A switched neutral is commonly used when the transfer switch is fed by separately derived power sources.īypass isolation automatic transfer switchesįor simplified maintenance and improved uptime, bypass isolation automatic transfer switches provide dual switching functionality and redundancy for critical applications. Safely disconnect from the utility grid with a power transfer switch from Global Power Products. Explore Transfer Switches products from APC United Kingdom. For single-phase applications, a fully-rated third pole can be configured. Intelligent and cyber-secure transfer switch for seamless power switching The APC NetShelter Rack Automatic Transfer Switch (ATS) Fifth-Generation series is a range of high availability switches offering greater control of your IT equipment from Cloud to Edge. Server racks, enclosures & airflow managementįor three-phase power applications requiring that the neutral conductor be switched, transfer switches can be configured with a fully-rated fourth pole that performs identically to the individual phase (A, B, C) power poles.Safety, security & emergency communications PTS is a wholly owned subsidiary of Power Technologies that offers an extensive range of transfer switches designed to transfer electric loads seamlessly.Process safety, automation, test and measurement. ![]()
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